1. Introduction
HENGTONG PETROLIC MACHINERY manufactures 4140 seamless tube and transmission roller steel pipes more than 20 Years.The 4140 seamless tube is much thick hot rolled alloy steel tubes, which goes through boring and milling to make sure uniform thickness.
2. Product Details
Application: Used for drilling, downhole motor, mud motor
Size : ID from 70mm to 300mm
Length : Depends on customer requirement.
Material : 4140 / 42CrMo
Delivery Condition: hot rolled + boring and milling
ID and OD Tolerance : Depends on customer requirement.
Brand : Hengtong
3.Size List
4.Our services
1). Providing professional technical support.
2). Send the product catalog and instruction manual.
3). If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4). Personal call or visit are warmly welcome.
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